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Added weights_path to enable passing in weights file from pretraining #52

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Added weights_path to enable passing in weights file from pretraining #52

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8 changes: 8 additions & 0 deletions mtenn/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
from pydantic import BaseModel, Field, root_validator
import random
from typing import Callable, ClassVar
from pathlib import Path
import mtenn
import numpy as np
import torch
Expand Down Expand Up @@ -83,6 +84,9 @@ class ModelConfigBase(BaseModel):
# Model weights
model_weights: dict | None = Field(None, type=dict, description="Model weights.")

# Path to pretrained model weights (.th) file
weights_path: Path | None = Field(None, type=Path, description="Path to model weights file.")

# Shared parameters for MTENN
grouped: bool = Field(False, description="Model is a grouped (multi-pose) model.")
strategy: StrategyConfig = Field(
Expand Down Expand Up @@ -227,6 +231,10 @@ def build(self) -> mtenn.model.Model:
# Build the actual Model
model = self._build(mtenn_params)

# Load weights file
if self.weights_path and self.weights_path.exists():
self.model_weights = torch.load(self.weights_path)

# Set model weights
if self.model_weights:
model.load_state_dict(self.model_weights)
Expand Down
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